<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>03-v-bind对于样式class的控制</title>
    <style>
        .box {
          width: 200px;
          height: 200px;
          border: 3px solid #000;
          font-size: 30px;
          margin-top: 10px;
        }
        .pink {
          background-color: pink;
        }
        .big {
          width: 300px;
          height: 300px;
        }
      </style>
</head>
<body>
   <div id="app">
        <div class="box" :class="{pink:false,big:true}">我是铎少</div>
        <div class="box" :class="['pink','big']">我是铎少</div>
   </div> 

   <script src="https://cdn.jsdelivr.net/npm/vue@2.7.16/dist/vue.js"></script>

   <script>
        const app = new Vue({
            el:'#app',
            data:{

            }
        })
   </script>
</body>
</html>